java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:12:00,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:12:00,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:12:00,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:12:00,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:12:00,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:12:00,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:12:00,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:12:00,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:12:00,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:12:00,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:12:00,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:12:00,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:12:00,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:12:00,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:12:00,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:12:00,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:12:00,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:12:00,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:12:00,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:12:00,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:12:00,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:12:00,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:12:00,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:12:00,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:12:00,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:12:00,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:12:00,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:12:00,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:12:00,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:12:00,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:12:00,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:12:00,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:12:00,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:12:00,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:12:00,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:12:00,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 17:12:01,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:12:01,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:12:01,013 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:12:01,013 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:12:01,014 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:12:01,014 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:12:01,014 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:12:01,014 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:12:01,014 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:12:01,015 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:12:01,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:12:01,015 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:12:01,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:12:01,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:12:01,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:12:01,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:12:01,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:12:01,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:12:01,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:12:01,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:12:01,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:12:01,018 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:12:01,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:12:01,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:12:01,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:12:01,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:12:01,019 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:12:01,019 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:12:01,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:12:01,019 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:12:01,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:12:01,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:12:01,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:12:01,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:12:01,068 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:12:01,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-11 17:12:01,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abd665c20/e19dddc071de4bc8ac833f038d684852/FLAG8475a91eb [2019-09-11 17:12:01,861 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:12:01,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-11 17:12:01,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abd665c20/e19dddc071de4bc8ac833f038d684852/FLAG8475a91eb [2019-09-11 17:12:01,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abd665c20/e19dddc071de4bc8ac833f038d684852 [2019-09-11 17:12:01,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:12:01,983 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:12:01,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:12:01,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:12:01,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:12:01,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:12:01" (1/1) ... [2019-09-11 17:12:01,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717b3456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:01, skipping insertion in model container [2019-09-11 17:12:01,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:12:01" (1/1) ... [2019-09-11 17:12:02,001 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:12:02,158 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:12:03,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:12:03,652 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:12:04,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:12:04,424 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:12:04,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04 WrapperNode [2019-09-11 17:12:04,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:12:04,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:12:04,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:12:04,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:12:04,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04" (1/1) ... [2019-09-11 17:12:04,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04" (1/1) ... [2019-09-11 17:12:04,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04" (1/1) ... [2019-09-11 17:12:04,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04" (1/1) ... [2019-09-11 17:12:04,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04" (1/1) ... [2019-09-11 17:12:04,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04" (1/1) ... [2019-09-11 17:12:04,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04" (1/1) ... [2019-09-11 17:12:04,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:12:04,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:12:04,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:12:04,651 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:12:04,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:12:04,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:12:04,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:12:04,728 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:12:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:12:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:12:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:12:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:12:04,729 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:12:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:12:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:12:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:12:04,730 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:12:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:12:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:12:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:12:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:12:04,731 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:12:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:12:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:12:04,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:12:07,886 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:12:07,886 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:12:07,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:12:07 BoogieIcfgContainer [2019-09-11 17:12:07,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:12:07,890 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:12:07,891 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:12:07,892 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:12:07,892 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:12:07" (1/1) ... [2019-09-11 17:12:07,971 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:12:08,252 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:12:51,836 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:12:52,309 INFO L272 AbstractInterpreter]: Visited 1612 different actions 65250 times. Merged at 1012 different actions 34539 times. Widened at 297 different actions 3791 times. Performed 252529 root evaluator evaluations with a maximum evaluation depth of 6. Performed 252529 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 18309 fixpoints after 699 different actions. Largest state had 419 variables. [2019-09-11 17:12:52,310 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:12:52,314 INFO L168 Benchmark]: Toolchain (without parser) took 50328.60 ms. Allocated memory was 142.1 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 85.9 MB in the beginning and 757.5 MB in the end (delta: -671.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-11 17:12:52,316 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 142.1 MB. Free memory was 108.4 MB in the beginning and 108.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:12:52,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2440.39 ms. Allocated memory was 142.1 MB in the beginning and 226.5 MB in the end (delta: 84.4 MB). Free memory was 85.7 MB in the beginning and 160.6 MB in the end (delta: -74.9 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:52,325 INFO L168 Benchmark]: Boogie Preprocessor took 225.02 ms. Allocated memory is still 226.5 MB. Free memory was 160.6 MB in the beginning and 147.4 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:52,327 INFO L168 Benchmark]: RCFGBuilder took 3239.13 ms. Allocated memory was 226.5 MB in the beginning and 326.6 MB in the end (delta: 100.1 MB). Free memory was 147.4 MB in the beginning and 165.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:52,329 INFO L168 Benchmark]: Abstract Interpretation took 44419.80 ms. Allocated memory was 326.6 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 165.3 MB in the beginning and 757.5 MB in the end (delta: -592.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-09-11 17:12:52,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 142.1 MB. Free memory was 108.4 MB in the beginning and 108.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2440.39 ms. Allocated memory was 142.1 MB in the beginning and 226.5 MB in the end (delta: 84.4 MB). Free memory was 85.7 MB in the beginning and 160.6 MB in the end (delta: -74.9 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 225.02 ms. Allocated memory is still 226.5 MB. Free memory was 160.6 MB in the beginning and 147.4 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3239.13 ms. Allocated memory was 226.5 MB in the beginning and 326.6 MB in the end (delta: 100.1 MB). Free memory was 147.4 MB in the beginning and 165.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 44419.80 ms. Allocated memory was 326.6 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 165.3 MB in the beginning and 757.5 MB in the end (delta: -592.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 2514]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND TRUE ((int)max1) == ((int)id1) [L1676] st1 = 1 [L1677] mode1 = 0 [L1679] COND TRUE !(mode2 == 0) [L1681] COND FALSE !(r2 == 255) [L1687] r2 = r2 + 1 [L1688] COND FALSE !(!(ep12 == 0)) [L1696] COND FALSE !(!(ep32 == 0)) [L1704] COND FALSE !(!(ep42 == 0)) [L1712] COND TRUE ((int)r2) == 3 [L1714] COND FALSE !(((int)max2) == ((int)id2)) [L2193] nl2 = 1 [L2194] mode2 = 0 [L2196] COND TRUE !(mode3 == 0) [L2198] COND FALSE !(r3 == 255) [L2204] r3 = r3 + 1 [L2205] COND FALSE !(!(ep13 == 0)) [L2213] COND FALSE !(!(ep23 == 0)) [L2221] COND FALSE !(!(ep43 == 0)) [L2229] COND TRUE ((int)r3) == 3 [L2231] COND FALSE !(((int)max3) == ((int)id3)) [L2430] nl3 = 1 [L2431] mode3 = 0 [L2433] COND TRUE !(mode4 == 0) [L2435] COND FALSE !(r4 == 255) [L2441] r4 = r4 + 1 [L2442] COND FALSE !(!(ep14 == 0)) [L2450] COND FALSE !(!(ep24 == 0)) [L2458] COND FALSE !(!(ep34 == 0)) [L2466] COND TRUE ((int)r4) == 3 [L2468] COND TRUE ((int)max4) == ((int)id4) [L2470] st4 = 1 [L2471] mode4 = 0 [L2472] p12_old = p12_new [L2473] p12_new = nomsg [L2474] p13_old = p13_new [L2475] p13_new = nomsg [L2476] p14_old = p14_new [L2477] p14_new = nomsg [L2478] p21_old = p21_new [L2479] p21_new = nomsg [L2480] p23_old = p23_new [L2481] p23_new = nomsg [L2482] p24_old = p24_new [L2483] p24_new = nomsg [L2484] p31_old = p31_new [L2485] p31_new = nomsg [L2486] p32_old = p32_new [L2487] p32_new = nomsg [L2488] p34_old = p34_new [L2489] p34_new = nomsg [L2490] p41_old = p41_new [L2491] p41_new = nomsg [L2492] p42_old = p42_new [L2493] p42_new = nomsg [L2494] p43_old = p43_new [L2495] p43_new = nomsg [L2497] int check__tmp; [L2498] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2504] check__tmp = 0 [L2505] __return_6475 = check__tmp [L2506] main__c1 = __return_6475 [L2508] _Bool __tmp_12; [L2509] __tmp_12 = main__c1 [L2510] _Bool assert__arg; [L2511] assert__arg = __tmp_12 [L2512] COND TRUE assert__arg == 0 [L2514] __VERIFIER_error() - UnprovableResult [Line: 2374]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND TRUE ((int)max1) == ((int)id1) [L1676] st1 = 1 [L1677] mode1 = 0 [L1679] COND TRUE !(mode2 == 0) [L1681] COND FALSE !(r2 == 255) [L1687] r2 = r2 + 1 [L1688] COND FALSE !(!(ep12 == 0)) [L1696] COND FALSE !(!(ep32 == 0)) [L1704] COND FALSE !(!(ep42 == 0)) [L1712] COND TRUE ((int)r2) == 3 [L1714] COND FALSE !(((int)max2) == ((int)id2)) [L2193] nl2 = 1 [L2194] mode2 = 0 [L2196] COND TRUE !(mode3 == 0) [L2198] COND FALSE !(r3 == 255) [L2204] r3 = r3 + 1 [L2205] COND FALSE !(!(ep13 == 0)) [L2213] COND FALSE !(!(ep23 == 0)) [L2221] COND FALSE !(!(ep43 == 0)) [L2229] COND TRUE ((int)r3) == 3 [L2231] COND TRUE ((int)max3) == ((int)id3) [L2233] st3 = 1 [L2234] mode3 = 0 [L2236] COND TRUE !(mode4 == 0) [L2238] COND FALSE !(r4 == 255) [L2244] r4 = r4 + 1 [L2245] COND FALSE !(!(ep14 == 0)) [L2253] COND FALSE !(!(ep24 == 0)) [L2261] COND FALSE !(!(ep34 == 0)) [L2269] COND TRUE ((int)r4) == 3 [L2271] COND FALSE !(((int)max4) == ((int)id4)) [L2330] nl4 = 1 [L2331] mode4 = 0 [L2332] p12_old = p12_new [L2333] p12_new = nomsg [L2334] p13_old = p13_new [L2335] p13_new = nomsg [L2336] p14_old = p14_new [L2337] p14_new = nomsg [L2338] p21_old = p21_new [L2339] p21_new = nomsg [L2340] p23_old = p23_new [L2341] p23_new = nomsg [L2342] p24_old = p24_new [L2343] p24_new = nomsg [L2344] p31_old = p31_new [L2345] p31_new = nomsg [L2346] p32_old = p32_new [L2347] p32_new = nomsg [L2348] p34_old = p34_new [L2349] p34_new = nomsg [L2350] p41_old = p41_new [L2351] p41_new = nomsg [L2352] p42_old = p42_new [L2353] p42_new = nomsg [L2354] p43_old = p43_new [L2355] p43_new = nomsg [L2357] int check__tmp; [L2358] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2364] check__tmp = 0 [L2365] __return_6553 = check__tmp [L2366] main__c1 = __return_6553 [L2368] _Bool __tmp_11; [L2369] __tmp_11 = main__c1 [L2370] _Bool assert__arg; [L2371] assert__arg = __tmp_11 [L2372] COND TRUE assert__arg == 0 [L2374] __VERIFIER_error() - UnprovableResult [Line: 2317]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND TRUE ((int)max1) == ((int)id1) [L1676] st1 = 1 [L1677] mode1 = 0 [L1679] COND TRUE !(mode2 == 0) [L1681] COND FALSE !(r2 == 255) [L1687] r2 = r2 + 1 [L1688] COND FALSE !(!(ep12 == 0)) [L1696] COND FALSE !(!(ep32 == 0)) [L1704] COND FALSE !(!(ep42 == 0)) [L1712] COND TRUE ((int)r2) == 3 [L1714] COND FALSE !(((int)max2) == ((int)id2)) [L2193] nl2 = 1 [L2194] mode2 = 0 [L2196] COND TRUE !(mode3 == 0) [L2198] COND FALSE !(r3 == 255) [L2204] r3 = r3 + 1 [L2205] COND FALSE !(!(ep13 == 0)) [L2213] COND FALSE !(!(ep23 == 0)) [L2221] COND FALSE !(!(ep43 == 0)) [L2229] COND TRUE ((int)r3) == 3 [L2231] COND TRUE ((int)max3) == ((int)id3) [L2233] st3 = 1 [L2234] mode3 = 0 [L2236] COND TRUE !(mode4 == 0) [L2238] COND FALSE !(r4 == 255) [L2244] r4 = r4 + 1 [L2245] COND FALSE !(!(ep14 == 0)) [L2253] COND FALSE !(!(ep24 == 0)) [L2261] COND FALSE !(!(ep34 == 0)) [L2269] COND TRUE ((int)r4) == 3 [L2271] COND TRUE ((int)max4) == ((int)id4) [L2273] st4 = 1 [L2274] mode4 = 0 [L2275] p12_old = p12_new [L2276] p12_new = nomsg [L2277] p13_old = p13_new [L2278] p13_new = nomsg [L2279] p14_old = p14_new [L2280] p14_new = nomsg [L2281] p21_old = p21_new [L2282] p21_new = nomsg [L2283] p23_old = p23_new [L2284] p23_new = nomsg [L2285] p24_old = p24_new [L2286] p24_new = nomsg [L2287] p31_old = p31_new [L2288] p31_new = nomsg [L2289] p32_old = p32_new [L2290] p32_new = nomsg [L2291] p34_old = p34_new [L2292] p34_new = nomsg [L2293] p41_old = p41_new [L2294] p41_new = nomsg [L2295] p42_old = p42_new [L2296] p42_new = nomsg [L2297] p43_old = p43_new [L2298] p43_new = nomsg [L2300] int check__tmp; [L2301] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2307] check__tmp = 0 [L2308] __return_6596 = check__tmp [L2309] main__c1 = __return_6596 [L2311] _Bool __tmp_10; [L2312] __tmp_10 = main__c1 [L2313] _Bool assert__arg; [L2314] assert__arg = __tmp_10 [L2315] COND TRUE assert__arg == 0 [L2317] __VERIFIER_error() - UnprovableResult [Line: 2094]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND TRUE ((int)max1) == ((int)id1) [L1676] st1 = 1 [L1677] mode1 = 0 [L1679] COND TRUE !(mode2 == 0) [L1681] COND FALSE !(r2 == 255) [L1687] r2 = r2 + 1 [L1688] COND FALSE !(!(ep12 == 0)) [L1696] COND FALSE !(!(ep32 == 0)) [L1704] COND FALSE !(!(ep42 == 0)) [L1712] COND TRUE ((int)r2) == 3 [L1714] COND TRUE ((int)max2) == ((int)id2) [L1716] st2 = 1 [L1717] mode2 = 0 [L1719] COND TRUE !(mode3 == 0) [L1721] COND FALSE !(r3 == 255) [L1727] r3 = r3 + 1 [L1728] COND FALSE !(!(ep13 == 0)) [L1736] COND FALSE !(!(ep23 == 0)) [L1744] COND FALSE !(!(ep43 == 0)) [L1752] COND TRUE ((int)r3) == 3 [L1754] COND FALSE !(((int)max3) == ((int)id3)) [L1953] nl3 = 1 [L1954] mode3 = 0 [L1956] COND TRUE !(mode4 == 0) [L1958] COND FALSE !(r4 == 255) [L1964] r4 = r4 + 1 [L1965] COND FALSE !(!(ep14 == 0)) [L1973] COND FALSE !(!(ep24 == 0)) [L1981] COND FALSE !(!(ep34 == 0)) [L1989] COND TRUE ((int)r4) == 3 [L1991] COND FALSE !(((int)max4) == ((int)id4)) [L2050] nl4 = 1 [L2051] mode4 = 0 [L2052] p12_old = p12_new [L2053] p12_new = nomsg [L2054] p13_old = p13_new [L2055] p13_new = nomsg [L2056] p14_old = p14_new [L2057] p14_new = nomsg [L2058] p21_old = p21_new [L2059] p21_new = nomsg [L2060] p23_old = p23_new [L2061] p23_new = nomsg [L2062] p24_old = p24_new [L2063] p24_new = nomsg [L2064] p31_old = p31_new [L2065] p31_new = nomsg [L2066] p32_old = p32_new [L2067] p32_new = nomsg [L2068] p34_old = p34_new [L2069] p34_new = nomsg [L2070] p41_old = p41_new [L2071] p41_new = nomsg [L2072] p42_old = p42_new [L2073] p42_new = nomsg [L2074] p43_old = p43_new [L2075] p43_new = nomsg [L2077] int check__tmp; [L2078] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2084] check__tmp = 0 [L2085] __return_6709 = check__tmp [L2086] main__c1 = __return_6709 [L2088] _Bool __tmp_9; [L2089] __tmp_9 = main__c1 [L2090] _Bool assert__arg; [L2091] assert__arg = __tmp_9 [L2092] COND TRUE assert__arg == 0 [L2094] __VERIFIER_error() - UnprovableResult [Line: 2037]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND TRUE ((int)max1) == ((int)id1) [L1676] st1 = 1 [L1677] mode1 = 0 [L1679] COND TRUE !(mode2 == 0) [L1681] COND FALSE !(r2 == 255) [L1687] r2 = r2 + 1 [L1688] COND FALSE !(!(ep12 == 0)) [L1696] COND FALSE !(!(ep32 == 0)) [L1704] COND FALSE !(!(ep42 == 0)) [L1712] COND TRUE ((int)r2) == 3 [L1714] COND TRUE ((int)max2) == ((int)id2) [L1716] st2 = 1 [L1717] mode2 = 0 [L1719] COND TRUE !(mode3 == 0) [L1721] COND FALSE !(r3 == 255) [L1727] r3 = r3 + 1 [L1728] COND FALSE !(!(ep13 == 0)) [L1736] COND FALSE !(!(ep23 == 0)) [L1744] COND FALSE !(!(ep43 == 0)) [L1752] COND TRUE ((int)r3) == 3 [L1754] COND FALSE !(((int)max3) == ((int)id3)) [L1953] nl3 = 1 [L1954] mode3 = 0 [L1956] COND TRUE !(mode4 == 0) [L1958] COND FALSE !(r4 == 255) [L1964] r4 = r4 + 1 [L1965] COND FALSE !(!(ep14 == 0)) [L1973] COND FALSE !(!(ep24 == 0)) [L1981] COND FALSE !(!(ep34 == 0)) [L1989] COND TRUE ((int)r4) == 3 [L1991] COND TRUE ((int)max4) == ((int)id4) [L1993] st4 = 1 [L1994] mode4 = 0 [L1995] p12_old = p12_new [L1996] p12_new = nomsg [L1997] p13_old = p13_new [L1998] p13_new = nomsg [L1999] p14_old = p14_new [L2000] p14_new = nomsg [L2001] p21_old = p21_new [L2002] p21_new = nomsg [L2003] p23_old = p23_new [L2004] p23_new = nomsg [L2005] p24_old = p24_new [L2006] p24_new = nomsg [L2007] p31_old = p31_new [L2008] p31_new = nomsg [L2009] p32_old = p32_new [L2010] p32_new = nomsg [L2011] p34_old = p34_new [L2012] p34_new = nomsg [L2013] p41_old = p41_new [L2014] p41_new = nomsg [L2015] p42_old = p42_new [L2016] p42_new = nomsg [L2017] p43_old = p43_new [L2018] p43_new = nomsg [L2020] int check__tmp; [L2021] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L2027] check__tmp = 0 [L2028] __return_6752 = check__tmp [L2029] main__c1 = __return_6752 [L2031] _Bool __tmp_8; [L2032] __tmp_8 = main__c1 [L2033] _Bool assert__arg; [L2034] assert__arg = __tmp_8 [L2035] COND TRUE assert__arg == 0 [L2037] __VERIFIER_error() - UnprovableResult [Line: 1840]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND TRUE ((int)max1) == ((int)id1) [L1676] st1 = 1 [L1677] mode1 = 0 [L1679] COND TRUE !(mode2 == 0) [L1681] COND FALSE !(r2 == 255) [L1687] r2 = r2 + 1 [L1688] COND FALSE !(!(ep12 == 0)) [L1696] COND FALSE !(!(ep32 == 0)) [L1704] COND FALSE !(!(ep42 == 0)) [L1712] COND TRUE ((int)r2) == 3 [L1714] COND TRUE ((int)max2) == ((int)id2) [L1716] st2 = 1 [L1717] mode2 = 0 [L1719] COND TRUE !(mode3 == 0) [L1721] COND FALSE !(r3 == 255) [L1727] r3 = r3 + 1 [L1728] COND FALSE !(!(ep13 == 0)) [L1736] COND FALSE !(!(ep23 == 0)) [L1744] COND FALSE !(!(ep43 == 0)) [L1752] COND TRUE ((int)r3) == 3 [L1754] COND TRUE ((int)max3) == ((int)id3) [L1756] st3 = 1 [L1757] mode3 = 0 [L1759] COND TRUE !(mode4 == 0) [L1761] COND FALSE !(r4 == 255) [L1767] r4 = r4 + 1 [L1768] COND FALSE !(!(ep14 == 0)) [L1776] COND FALSE !(!(ep24 == 0)) [L1784] COND FALSE !(!(ep34 == 0)) [L1792] COND TRUE ((int)r4) == 3 [L1794] COND TRUE ((int)max4) == ((int)id4) [L1796] st4 = 1 [L1797] mode4 = 0 [L1798] p12_old = p12_new [L1799] p12_new = nomsg [L1800] p13_old = p13_new [L1801] p13_new = nomsg [L1802] p14_old = p14_new [L1803] p14_new = nomsg [L1804] p21_old = p21_new [L1805] p21_new = nomsg [L1806] p23_old = p23_new [L1807] p23_new = nomsg [L1808] p24_old = p24_new [L1809] p24_new = nomsg [L1810] p31_old = p31_new [L1811] p31_new = nomsg [L1812] p32_old = p32_new [L1813] p32_new = nomsg [L1814] p34_old = p34_new [L1815] p34_new = nomsg [L1816] p41_old = p41_new [L1817] p41_new = nomsg [L1818] p42_old = p42_new [L1819] p42_new = nomsg [L1820] p43_old = p43_new [L1821] p43_new = nomsg [L1823] int check__tmp; [L1824] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1830] check__tmp = 0 [L1831] __return_6873 = check__tmp [L1832] main__c1 = __return_6873 [L1834] _Bool __tmp_6; [L1835] __tmp_6 = main__c1 [L1836] _Bool assert__arg; [L1837] assert__arg = __tmp_6 [L1838] COND TRUE assert__arg == 0 [L1840] __VERIFIER_error() - UnprovableResult [Line: 1897]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND TRUE ((int)max1) == ((int)id1) [L1676] st1 = 1 [L1677] mode1 = 0 [L1679] COND TRUE !(mode2 == 0) [L1681] COND FALSE !(r2 == 255) [L1687] r2 = r2 + 1 [L1688] COND FALSE !(!(ep12 == 0)) [L1696] COND FALSE !(!(ep32 == 0)) [L1704] COND FALSE !(!(ep42 == 0)) [L1712] COND TRUE ((int)r2) == 3 [L1714] COND TRUE ((int)max2) == ((int)id2) [L1716] st2 = 1 [L1717] mode2 = 0 [L1719] COND TRUE !(mode3 == 0) [L1721] COND FALSE !(r3 == 255) [L1727] r3 = r3 + 1 [L1728] COND FALSE !(!(ep13 == 0)) [L1736] COND FALSE !(!(ep23 == 0)) [L1744] COND FALSE !(!(ep43 == 0)) [L1752] COND TRUE ((int)r3) == 3 [L1754] COND TRUE ((int)max3) == ((int)id3) [L1756] st3 = 1 [L1757] mode3 = 0 [L1759] COND TRUE !(mode4 == 0) [L1761] COND FALSE !(r4 == 255) [L1767] r4 = r4 + 1 [L1768] COND FALSE !(!(ep14 == 0)) [L1776] COND FALSE !(!(ep24 == 0)) [L1784] COND FALSE !(!(ep34 == 0)) [L1792] COND TRUE ((int)r4) == 3 [L1794] COND FALSE !(((int)max4) == ((int)id4)) [L1853] nl4 = 1 [L1854] mode4 = 0 [L1855] p12_old = p12_new [L1856] p12_new = nomsg [L1857] p13_old = p13_new [L1858] p13_new = nomsg [L1859] p14_old = p14_new [L1860] p14_new = nomsg [L1861] p21_old = p21_new [L1862] p21_new = nomsg [L1863] p23_old = p23_new [L1864] p23_new = nomsg [L1865] p24_old = p24_new [L1866] p24_new = nomsg [L1867] p31_old = p31_new [L1868] p31_new = nomsg [L1869] p32_old = p32_new [L1870] p32_new = nomsg [L1871] p34_old = p34_new [L1872] p34_new = nomsg [L1873] p41_old = p41_new [L1874] p41_new = nomsg [L1875] p42_old = p42_new [L1876] p42_new = nomsg [L1877] p43_old = p43_new [L1878] p43_new = nomsg [L1880] int check__tmp; [L1881] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L1887] check__tmp = 0 [L1888] __return_6830 = check__tmp [L1889] main__c1 = __return_6830 [L1891] _Bool __tmp_7; [L1892] __tmp_7 = main__c1 [L1893] _Bool assert__arg; [L1894] assert__arg = __tmp_7 [L1895] COND TRUE assert__arg == 0 [L1897] __VERIFIER_error() - UnprovableResult [Line: 3897]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND FALSE !(((int)max1) == ((int)id1)) [L3676] nl1 = 1 [L3677] mode1 = 0 [L3679] COND TRUE !(mode2 == 0) [L3681] COND FALSE !(r2 == 255) [L3687] r2 = r2 + 1 [L3688] COND FALSE !(!(ep12 == 0)) [L3696] COND FALSE !(!(ep32 == 0)) [L3704] COND FALSE !(!(ep42 == 0)) [L3712] COND TRUE ((int)r2) == 3 [L3714] COND TRUE ((int)max2) == ((int)id2) [L3716] st2 = 1 [L3717] mode2 = 0 [L3719] COND TRUE !(mode3 == 0) [L3721] COND FALSE !(r3 == 255) [L3727] r3 = r3 + 1 [L3728] COND FALSE !(!(ep13 == 0)) [L3736] COND FALSE !(!(ep23 == 0)) [L3744] COND FALSE !(!(ep43 == 0)) [L3752] COND TRUE ((int)r3) == 3 [L3754] COND TRUE ((int)max3) == ((int)id3) [L3756] st3 = 1 [L3757] mode3 = 0 [L3759] COND TRUE !(mode4 == 0) [L3761] COND FALSE !(r4 == 255) [L3767] r4 = r4 + 1 [L3768] COND FALSE !(!(ep14 == 0)) [L3776] COND FALSE !(!(ep24 == 0)) [L3784] COND FALSE !(!(ep34 == 0)) [L3792] COND TRUE ((int)r4) == 3 [L3794] COND FALSE !(((int)max4) == ((int)id4)) [L3853] nl4 = 1 [L3854] mode4 = 0 [L3855] p12_old = p12_new [L3856] p12_new = nomsg [L3857] p13_old = p13_new [L3858] p13_new = nomsg [L3859] p14_old = p14_new [L3860] p14_new = nomsg [L3861] p21_old = p21_new [L3862] p21_new = nomsg [L3863] p23_old = p23_new [L3864] p23_new = nomsg [L3865] p24_old = p24_new [L3866] p24_new = nomsg [L3867] p31_old = p31_new [L3868] p31_new = nomsg [L3869] p32_old = p32_new [L3870] p32_new = nomsg [L3871] p34_old = p34_new [L3872] p34_new = nomsg [L3873] p41_old = p41_new [L3874] p41_new = nomsg [L3875] p42_old = p42_new [L3876] p42_new = nomsg [L3877] p43_old = p43_new [L3878] p43_new = nomsg [L3880] int check__tmp; [L3881] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3887] check__tmp = 0 [L3888] __return_6218 = check__tmp [L3889] main__c1 = __return_6218 [L3891] _Bool __tmp_15; [L3892] __tmp_15 = main__c1 [L3893] _Bool assert__arg; [L3894] assert__arg = __tmp_15 [L3895] COND TRUE assert__arg == 0 [L3897] __VERIFIER_error() - UnprovableResult [Line: 3840]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND FALSE !(((int)max1) == ((int)id1)) [L3676] nl1 = 1 [L3677] mode1 = 0 [L3679] COND TRUE !(mode2 == 0) [L3681] COND FALSE !(r2 == 255) [L3687] r2 = r2 + 1 [L3688] COND FALSE !(!(ep12 == 0)) [L3696] COND FALSE !(!(ep32 == 0)) [L3704] COND FALSE !(!(ep42 == 0)) [L3712] COND TRUE ((int)r2) == 3 [L3714] COND TRUE ((int)max2) == ((int)id2) [L3716] st2 = 1 [L3717] mode2 = 0 [L3719] COND TRUE !(mode3 == 0) [L3721] COND FALSE !(r3 == 255) [L3727] r3 = r3 + 1 [L3728] COND FALSE !(!(ep13 == 0)) [L3736] COND FALSE !(!(ep23 == 0)) [L3744] COND FALSE !(!(ep43 == 0)) [L3752] COND TRUE ((int)r3) == 3 [L3754] COND TRUE ((int)max3) == ((int)id3) [L3756] st3 = 1 [L3757] mode3 = 0 [L3759] COND TRUE !(mode4 == 0) [L3761] COND FALSE !(r4 == 255) [L3767] r4 = r4 + 1 [L3768] COND FALSE !(!(ep14 == 0)) [L3776] COND FALSE !(!(ep24 == 0)) [L3784] COND FALSE !(!(ep34 == 0)) [L3792] COND TRUE ((int)r4) == 3 [L3794] COND TRUE ((int)max4) == ((int)id4) [L3796] st4 = 1 [L3797] mode4 = 0 [L3798] p12_old = p12_new [L3799] p12_new = nomsg [L3800] p13_old = p13_new [L3801] p13_new = nomsg [L3802] p14_old = p14_new [L3803] p14_new = nomsg [L3804] p21_old = p21_new [L3805] p21_new = nomsg [L3806] p23_old = p23_new [L3807] p23_new = nomsg [L3808] p24_old = p24_new [L3809] p24_new = nomsg [L3810] p31_old = p31_new [L3811] p31_new = nomsg [L3812] p32_old = p32_new [L3813] p32_new = nomsg [L3814] p34_old = p34_new [L3815] p34_new = nomsg [L3816] p41_old = p41_new [L3817] p41_new = nomsg [L3818] p42_old = p42_new [L3819] p42_new = nomsg [L3820] p43_old = p43_new [L3821] p43_new = nomsg [L3823] int check__tmp; [L3824] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3830] check__tmp = 0 [L3831] __return_6261 = check__tmp [L3832] main__c1 = __return_6261 [L3834] _Bool __tmp_14; [L3835] __tmp_14 = main__c1 [L3836] _Bool assert__arg; [L3837] assert__arg = __tmp_14 [L3838] COND TRUE assert__arg == 0 [L3840] __VERIFIER_error() - UnprovableResult [Line: 4037]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND FALSE !(((int)max1) == ((int)id1)) [L3676] nl1 = 1 [L3677] mode1 = 0 [L3679] COND TRUE !(mode2 == 0) [L3681] COND FALSE !(r2 == 255) [L3687] r2 = r2 + 1 [L3688] COND FALSE !(!(ep12 == 0)) [L3696] COND FALSE !(!(ep32 == 0)) [L3704] COND FALSE !(!(ep42 == 0)) [L3712] COND TRUE ((int)r2) == 3 [L3714] COND TRUE ((int)max2) == ((int)id2) [L3716] st2 = 1 [L3717] mode2 = 0 [L3719] COND TRUE !(mode3 == 0) [L3721] COND FALSE !(r3 == 255) [L3727] r3 = r3 + 1 [L3728] COND FALSE !(!(ep13 == 0)) [L3736] COND FALSE !(!(ep23 == 0)) [L3744] COND FALSE !(!(ep43 == 0)) [L3752] COND TRUE ((int)r3) == 3 [L3754] COND FALSE !(((int)max3) == ((int)id3)) [L3953] nl3 = 1 [L3954] mode3 = 0 [L3956] COND TRUE !(mode4 == 0) [L3958] COND FALSE !(r4 == 255) [L3964] r4 = r4 + 1 [L3965] COND FALSE !(!(ep14 == 0)) [L3973] COND FALSE !(!(ep24 == 0)) [L3981] COND FALSE !(!(ep34 == 0)) [L3989] COND TRUE ((int)r4) == 3 [L3991] COND TRUE ((int)max4) == ((int)id4) [L3993] st4 = 1 [L3994] mode4 = 0 [L3995] p12_old = p12_new [L3996] p12_new = nomsg [L3997] p13_old = p13_new [L3998] p13_new = nomsg [L3999] p14_old = p14_new [L4000] p14_new = nomsg [L4001] p21_old = p21_new [L4002] p21_new = nomsg [L4003] p23_old = p23_new [L4004] p23_new = nomsg [L4005] p24_old = p24_new [L4006] p24_new = nomsg [L4007] p31_old = p31_new [L4008] p31_new = nomsg [L4009] p32_old = p32_new [L4010] p32_new = nomsg [L4011] p34_old = p34_new [L4012] p34_new = nomsg [L4013] p41_old = p41_new [L4014] p41_new = nomsg [L4015] p42_old = p42_new [L4016] p42_new = nomsg [L4017] p43_old = p43_new [L4018] p43_new = nomsg [L4020] int check__tmp; [L4021] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4027] check__tmp = 0 [L4028] __return_6140 = check__tmp [L4029] main__c1 = __return_6140 [L4031] _Bool __tmp_16; [L4032] __tmp_16 = main__c1 [L4033] _Bool assert__arg; [L4034] assert__arg = __tmp_16 [L4035] COND TRUE assert__arg == 0 [L4037] __VERIFIER_error() - UnprovableResult [Line: 4386]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND FALSE !(((int)max1) == ((int)id1)) [L3676] nl1 = 1 [L3677] mode1 = 0 [L3679] COND TRUE !(mode2 == 0) [L3681] COND FALSE !(r2 == 255) [L3687] r2 = r2 + 1 [L3688] COND FALSE !(!(ep12 == 0)) [L3696] COND FALSE !(!(ep32 == 0)) [L3704] COND FALSE !(!(ep42 == 0)) [L3712] COND TRUE ((int)r2) == 3 [L3714] COND FALSE !(((int)max2) == ((int)id2)) [L4262] nl2 = 1 [L4263] mode2 = 0 [L4265] COND TRUE !(mode3 == 0) [L4267] COND FALSE !(r3 == 255) [L4273] r3 = r3 + 1 [L4274] COND FALSE !(!(ep13 == 0)) [L4282] COND FALSE !(!(ep23 == 0)) [L4290] COND FALSE !(!(ep43 == 0)) [L4298] COND TRUE ((int)r3) == 3 [L4300] COND TRUE ((int)max3) == ((int)id3) [L4302] st3 = 1 [L4303] mode3 = 0 [L4305] COND TRUE !(mode4 == 0) [L4307] COND FALSE !(r4 == 255) [L4313] r4 = r4 + 1 [L4314] COND FALSE !(!(ep14 == 0)) [L4322] COND FALSE !(!(ep24 == 0)) [L4330] COND FALSE !(!(ep34 == 0)) [L4338] COND TRUE ((int)r4) == 3 [L4340] COND TRUE ((int)max4) == ((int)id4) [L4342] st4 = 1 [L4343] mode4 = 0 [L4344] p12_old = p12_new [L4345] p12_new = nomsg [L4346] p13_old = p13_new [L4347] p13_new = nomsg [L4348] p14_old = p14_new [L4349] p14_new = nomsg [L4350] p21_old = p21_new [L4351] p21_new = nomsg [L4352] p23_old = p23_new [L4353] p23_new = nomsg [L4354] p24_old = p24_new [L4355] p24_new = nomsg [L4356] p31_old = p31_new [L4357] p31_new = nomsg [L4358] p32_old = p32_new [L4359] p32_new = nomsg [L4360] p34_old = p34_new [L4361] p34_new = nomsg [L4362] p41_old = p41_new [L4363] p41_new = nomsg [L4364] p42_old = p42_new [L4365] p42_new = nomsg [L4366] p43_old = p43_new [L4367] p43_new = nomsg [L4369] int check__tmp; [L4370] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L4376] check__tmp = 0 [L4377] __return_5961 = check__tmp [L4378] main__c1 = __return_5961 [L4380] _Bool __tmp_17; [L4381] __tmp_17 = main__c1 [L4382] _Bool assert__arg; [L4383] assert__arg = __tmp_17 [L4384] COND TRUE assert__arg == 0 [L4386] __VERIFIER_error() - UnprovableResult [Line: 2593]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L1] int __return_main; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4282; [L98] int __return_4492; [L99] int __return_4676; [L100] int __return_4864; [L101] int __return_5048; [L102] int __return_5212; [L103] int __return_6873; [L104] int __return_6830; [L105] int __return_6752; [L106] int __return_6709; [L107] int __return_6596; [L108] int __return_6553; [L109] int __return_6475; [L110] int __return_6429; [L111] int __return_5582; [L112] int __return_6261; [L113] int __return_6218; [L114] int __return_6140; [L115] int __return_6094; [L116] int __return_5961; [L117] int __return_5915; [L118] int __return_5814; [L119] int __return_5405; [L122] int main__c1; [L123] int main__i2; [L124] main__c1 = 0 [L125] ep12 = __VERIFIER_nondet_bool() [L126] ep13 = __VERIFIER_nondet_bool() [L127] ep14 = __VERIFIER_nondet_bool() [L128] ep21 = __VERIFIER_nondet_bool() [L129] ep23 = __VERIFIER_nondet_bool() [L130] ep24 = __VERIFIER_nondet_bool() [L131] ep31 = __VERIFIER_nondet_bool() [L132] ep32 = __VERIFIER_nondet_bool() [L133] ep34 = __VERIFIER_nondet_bool() [L134] ep41 = __VERIFIER_nondet_bool() [L135] ep42 = __VERIFIER_nondet_bool() [L136] ep43 = __VERIFIER_nondet_bool() [L137] id1 = __VERIFIER_nondet_char() [L138] r1 = __VERIFIER_nondet_uchar() [L139] st1 = __VERIFIER_nondet_char() [L140] nl1 = __VERIFIER_nondet_char() [L141] m1 = __VERIFIER_nondet_char() [L142] max1 = __VERIFIER_nondet_char() [L143] mode1 = __VERIFIER_nondet_bool() [L144] id2 = __VERIFIER_nondet_char() [L145] r2 = __VERIFIER_nondet_uchar() [L146] st2 = __VERIFIER_nondet_char() [L147] nl2 = __VERIFIER_nondet_char() [L148] m2 = __VERIFIER_nondet_char() [L149] max2 = __VERIFIER_nondet_char() [L150] mode2 = __VERIFIER_nondet_bool() [L151] id3 = __VERIFIER_nondet_char() [L152] r3 = __VERIFIER_nondet_uchar() [L153] st3 = __VERIFIER_nondet_char() [L154] nl3 = __VERIFIER_nondet_char() [L155] m3 = __VERIFIER_nondet_char() [L156] max3 = __VERIFIER_nondet_char() [L157] mode3 = __VERIFIER_nondet_bool() [L158] id4 = __VERIFIER_nondet_char() [L159] r4 = __VERIFIER_nondet_uchar() [L160] st4 = __VERIFIER_nondet_char() [L161] nl4 = __VERIFIER_nondet_char() [L162] m4 = __VERIFIER_nondet_char() [L163] max4 = __VERIFIER_nondet_char() [L164] mode4 = __VERIFIER_nondet_bool() [L166] _Bool init__r121; [L167] _Bool init__r131; [L168] _Bool init__r141; [L169] _Bool init__r211; [L170] _Bool init__r231; [L171] _Bool init__r241; [L172] _Bool init__r311; [L173] _Bool init__r321; [L174] _Bool init__r341; [L175] _Bool init__r411; [L176] _Bool init__r421; [L177] _Bool init__r431; [L178] _Bool init__r122; [L179] int init__tmp; [L180] _Bool init__r132; [L181] int init__tmp___0; [L182] _Bool init__r142; [L183] int init__tmp___1; [L184] _Bool init__r212; [L185] int init__tmp___2; [L186] _Bool init__r232; [L187] int init__tmp___3; [L188] _Bool init__r242; [L189] int init__tmp___4; [L190] _Bool init__r312; [L191] int init__tmp___5; [L192] _Bool init__r322; [L193] int init__tmp___6; [L194] _Bool init__r342; [L195] int init__tmp___7; [L196] _Bool init__r412; [L197] int init__tmp___8; [L198] _Bool init__r422; [L199] int init__tmp___9; [L200] _Bool init__r432; [L201] int init__tmp___10; [L202] _Bool init__r123; [L203] int init__tmp___11; [L204] _Bool init__r133; [L205] int init__tmp___12; [L206] _Bool init__r143; [L207] int init__tmp___13; [L208] _Bool init__r213; [L209] int init__tmp___14; [L210] _Bool init__r233; [L211] int init__tmp___15; [L212] _Bool init__r243; [L213] int init__tmp___16; [L214] _Bool init__r313; [L215] int init__tmp___17; [L216] _Bool init__r323; [L217] int init__tmp___18; [L218] _Bool init__r343; [L219] int init__tmp___19; [L220] _Bool init__r413; [L221] int init__tmp___20; [L222] _Bool init__r423; [L223] int init__tmp___21; [L224] _Bool init__r433; [L225] int init__tmp___22; [L226] int init__tmp___23; [L227] init__r121 = ep12 [L228] init__r131 = ep13 [L229] init__r141 = ep14 [L230] init__r211 = ep21 [L231] init__r231 = ep23 [L232] init__r241 = ep24 [L233] init__r311 = ep31 [L234] init__r321 = ep32 [L235] init__r341 = ep34 [L236] init__r411 = ep41 [L237] init__r421 = ep42 [L238] init__r431 = ep43 [L239] COND TRUE !(init__r121 == 0) [L241] init__tmp = 1 [L243] init__r122 = (_Bool)init__tmp [L244] COND TRUE !(init__r131 == 0) [L246] init__tmp___0 = 1 [L248] init__r132 = (_Bool)init__tmp___0 [L249] COND TRUE !(init__r141 == 0) [L251] init__tmp___1 = 1 [L253] init__r142 = (_Bool)init__tmp___1 [L254] COND TRUE !(init__r211 == 0) [L256] init__tmp___2 = 1 [L258] init__r212 = (_Bool)init__tmp___2 [L259] COND TRUE !(init__r231 == 0) [L261] init__tmp___3 = 1 [L263] init__r232 = (_Bool)init__tmp___3 [L264] COND TRUE !(init__r241 == 0) [L266] init__tmp___4 = 1 [L268] init__r242 = (_Bool)init__tmp___4 [L269] COND TRUE !(init__r311 == 0) [L271] init__tmp___5 = 1 [L273] init__r312 = (_Bool)init__tmp___5 [L274] COND TRUE !(init__r321 == 0) [L276] init__tmp___6 = 1 [L278] init__r322 = (_Bool)init__tmp___6 [L279] COND TRUE !(init__r341 == 0) [L281] init__tmp___7 = 1 [L283] init__r342 = (_Bool)init__tmp___7 [L284] COND TRUE !(init__r411 == 0) [L286] init__tmp___8 = 1 [L288] init__r412 = (_Bool)init__tmp___8 [L289] COND TRUE !(init__r421 == 0) [L291] init__tmp___9 = 1 [L293] init__r422 = (_Bool)init__tmp___9 [L294] COND TRUE !(init__r431 == 0) [L296] init__tmp___10 = 1 [L298] init__r432 = (_Bool)init__tmp___10 [L299] COND TRUE !(init__r122 == 0) [L301] init__tmp___11 = 1 [L303] init__r123 = (_Bool)init__tmp___11 [L304] COND TRUE !(init__r132 == 0) [L306] init__tmp___12 = 1 [L308] init__r133 = (_Bool)init__tmp___12 [L309] COND TRUE !(init__r142 == 0) [L311] init__tmp___13 = 1 [L313] init__r143 = (_Bool)init__tmp___13 [L314] COND TRUE !(init__r212 == 0) [L316] init__tmp___14 = 1 [L318] init__r213 = (_Bool)init__tmp___14 [L319] COND TRUE !(init__r232 == 0) [L321] init__tmp___15 = 1 [L323] init__r233 = (_Bool)init__tmp___15 [L324] COND TRUE !(init__r242 == 0) [L326] init__tmp___16 = 1 [L328] init__r243 = (_Bool)init__tmp___16 [L329] COND TRUE !(init__r312 == 0) [L331] init__tmp___17 = 1 [L333] init__r313 = (_Bool)init__tmp___17 [L334] COND TRUE !(init__r322 == 0) [L336] init__tmp___18 = 1 [L338] init__r323 = (_Bool)init__tmp___18 [L339] COND TRUE !(init__r342 == 0) [L341] init__tmp___19 = 1 [L343] init__r343 = (_Bool)init__tmp___19 [L344] COND TRUE !(init__r412 == 0) [L346] init__tmp___20 = 1 [L348] init__r413 = (_Bool)init__tmp___20 [L349] COND TRUE !(init__r422 == 0) [L351] init__tmp___21 = 1 [L353] init__r423 = (_Bool)init__tmp___21 [L354] COND TRUE !(init__r432 == 0) [L356] init__tmp___22 = 1 [L358] init__r433 = (_Bool)init__tmp___22 [L359] COND TRUE ((int)id1) != ((int)id2) [L361] COND TRUE ((int)id1) != ((int)id3) [L363] COND TRUE ((int)id1) != ((int)id4) [L365] COND TRUE ((int)id2) != ((int)id3) [L367] COND TRUE ((int)id2) != ((int)id4) [L369] COND TRUE ((int)id3) != ((int)id4) [L371] COND TRUE ((int)id1) >= 0 [L373] COND TRUE ((int)id2) >= 0 [L375] COND TRUE ((int)id3) >= 0 [L377] COND TRUE ((int)id4) >= 0 [L379] COND TRUE ((int)r1) == 0 [L381] COND TRUE ((int)r2) == 0 [L383] COND TRUE ((int)r3) == 0 [L385] COND TRUE ((int)r4) == 0 [L387] COND TRUE !(init__r123 == 0) [L389] COND TRUE !(init__r133 == 0) [L391] COND TRUE !(init__r143 == 0) [L393] COND TRUE !(init__r213 == 0) [L395] COND TRUE !(init__r233 == 0) [L397] COND TRUE !(init__r243 == 0) [L399] COND TRUE !(init__r313 == 0) [L401] COND TRUE !(init__r323 == 0) [L403] COND TRUE !(init__r343 == 0) [L405] COND TRUE !(init__r413 == 0) [L407] COND TRUE !(init__r423 == 0) [L409] COND TRUE !(init__r433 == 0) [L411] COND TRUE ((int)max1) == ((int)id1) [L413] COND TRUE ((int)max2) == ((int)id2) [L415] COND TRUE ((int)max3) == ((int)id3) [L417] COND TRUE ((int)max4) == ((int)id4) [L419] COND TRUE ((int)st1) == 0 [L421] COND TRUE ((int)st2) == 0 [L423] COND TRUE ((int)st3) == 0 [L425] COND TRUE ((int)st4) == 0 [L427] COND TRUE ((int)nl1) == 0 [L429] COND TRUE ((int)nl2) == 0 [L431] COND TRUE ((int)nl3) == 0 [L433] COND TRUE ((int)nl4) == 0 [L435] COND TRUE ((int)mode1) == 0 [L437] COND TRUE ((int)mode2) == 0 [L439] COND TRUE ((int)mode3) == 0 [L441] COND TRUE ((int)mode4) == 0 [L443] init__tmp___23 = 1 [L444] __return_4282 = init__tmp___23 [L445] main__i2 = __return_4282 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] COND FALSE !(!(mode1 == 0)) [L480] COND TRUE ((int)r1) < 2 [L482] COND FALSE !(!(ep12 == 0)) [L493] COND FALSE !(!(ep13 == 0)) [L504] COND FALSE !(!(ep14 == 0)) [L515] mode1 = 1 [L517] COND FALSE !(!(mode2 == 0)) [L523] COND TRUE ((int)r2) < 3 [L525] COND FALSE !(!(ep21 == 0)) [L536] COND FALSE !(!(ep23 == 0)) [L547] COND FALSE !(!(ep24 == 0)) [L558] mode2 = 1 [L560] COND FALSE !(!(mode3 == 0)) [L566] COND TRUE ((int)r3) < 3 [L568] COND FALSE !(!(ep31 == 0)) [L579] COND FALSE !(!(ep32 == 0)) [L590] COND FALSE !(!(ep34 == 0)) [L601] mode3 = 1 [L603] COND FALSE !(!(mode4 == 0)) [L609] COND TRUE ((int)r4) < 3 [L611] COND FALSE !(!(ep41 == 0)) [L622] COND FALSE !(!(ep42 == 0)) [L633] COND FALSE !(!(ep43 == 0)) [L644] mode4 = 1 [L645] p12_old = p12_new [L646] p12_new = nomsg [L647] p13_old = p13_new [L648] p13_new = nomsg [L649] p14_old = p14_new [L650] p14_new = nomsg [L651] p21_old = p21_new [L652] p21_new = nomsg [L653] p23_old = p23_new [L654] p23_new = nomsg [L655] p24_old = p24_new [L656] p24_new = nomsg [L657] p31_old = p31_new [L658] p31_new = nomsg [L659] p32_old = p32_new [L660] p32_new = nomsg [L661] p34_old = p34_new [L662] p34_new = nomsg [L663] p41_old = p41_new [L664] p41_new = nomsg [L665] p42_old = p42_new [L666] p42_new = nomsg [L667] p43_old = p43_new [L668] p43_new = nomsg [L670] int check__tmp; [L671] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L673] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L675] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L677] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L679] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L681] COND FALSE !(((int)r1) >= 3) [L687] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L689] COND TRUE ((int)r1) < 3 [L691] COND FALSE !(((int)r1) >= 3) [L697] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L699] COND TRUE ((int)r1) < 3 [L701] check__tmp = 1 [L702] __return_4492 = check__tmp [L703] main__c1 = __return_4492 [L705] _Bool __tmp_1; [L706] __tmp_1 = main__c1 [L707] _Bool assert__arg; [L708] assert__arg = __tmp_1 [L709] COND FALSE !(assert__arg == 0) [L716] COND TRUE !(mode1 == 0) [L718] COND FALSE !(r1 == 255) [L724] r1 = r1 + 1 [L725] COND FALSE !(!(ep21 == 0)) [L733] COND FALSE !(!(ep31 == 0)) [L741] COND FALSE !(!(ep41 == 0)) [L749] COND FALSE !(((int)r1) == 3) [L755] mode1 = 0 [L757] COND TRUE !(mode2 == 0) [L759] COND FALSE !(r2 == 255) [L765] r2 = r2 + 1 [L766] COND FALSE !(!(ep12 == 0)) [L774] COND FALSE !(!(ep32 == 0)) [L782] COND FALSE !(!(ep42 == 0)) [L790] COND FALSE !(((int)r2) == 3) [L796] mode2 = 0 [L798] COND TRUE !(mode3 == 0) [L800] COND FALSE !(r3 == 255) [L806] r3 = r3 + 1 [L807] COND FALSE !(!(ep13 == 0)) [L815] COND FALSE !(!(ep23 == 0)) [L823] COND FALSE !(!(ep43 == 0)) [L831] COND FALSE !(((int)r3) == 3) [L837] mode3 = 0 [L839] COND TRUE !(mode4 == 0) [L841] COND FALSE !(r4 == 255) [L847] r4 = r4 + 1 [L848] COND FALSE !(!(ep14 == 0)) [L856] COND FALSE !(!(ep24 == 0)) [L864] COND FALSE !(!(ep34 == 0)) [L872] COND FALSE !(((int)r4) == 3) [L878] mode4 = 0 [L879] p12_old = p12_new [L880] p12_new = nomsg [L881] p13_old = p13_new [L882] p13_new = nomsg [L883] p14_old = p14_new [L884] p14_new = nomsg [L885] p21_old = p21_new [L886] p21_new = nomsg [L887] p23_old = p23_new [L888] p23_new = nomsg [L889] p24_old = p24_new [L890] p24_new = nomsg [L891] p31_old = p31_new [L892] p31_new = nomsg [L893] p32_old = p32_new [L894] p32_new = nomsg [L895] p34_old = p34_new [L896] p34_new = nomsg [L897] p41_old = p41_new [L898] p41_new = nomsg [L899] p42_old = p42_new [L900] p42_new = nomsg [L901] p43_old = p43_new [L902] p43_new = nomsg [L904] int check__tmp; [L905] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L907] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L909] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L911] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L913] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L915] COND FALSE !(((int)r1) >= 3) [L921] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L923] COND TRUE ((int)r1) < 3 [L925] COND FALSE !(((int)r1) >= 3) [L931] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L933] COND TRUE ((int)r1) < 3 [L935] check__tmp = 1 [L936] __return_4676 = check__tmp [L937] main__c1 = __return_4676 [L939] _Bool __tmp_2; [L940] __tmp_2 = main__c1 [L941] _Bool assert__arg; [L942] assert__arg = __tmp_2 [L943] COND FALSE !(assert__arg == 0) [L950] COND FALSE !(!(mode1 == 0)) [L956] COND TRUE ((int)r1) < 2 [L958] COND FALSE !(!(ep12 == 0)) [L969] COND FALSE !(!(ep13 == 0)) [L980] COND FALSE !(!(ep14 == 0)) [L991] mode1 = 1 [L993] COND FALSE !(!(mode2 == 0)) [L999] COND TRUE ((int)r2) < 3 [L1001] COND FALSE !(!(ep21 == 0)) [L1012] COND FALSE !(!(ep23 == 0)) [L1023] COND FALSE !(!(ep24 == 0)) [L1034] mode2 = 1 [L1036] COND FALSE !(!(mode3 == 0)) [L1042] COND TRUE ((int)r3) < 3 [L1044] COND FALSE !(!(ep31 == 0)) [L1055] COND FALSE !(!(ep32 == 0)) [L1066] COND FALSE !(!(ep34 == 0)) [L1077] mode3 = 1 [L1079] COND FALSE !(!(mode4 == 0)) [L1085] COND TRUE ((int)r4) < 3 [L1087] COND FALSE !(!(ep41 == 0)) [L1098] COND FALSE !(!(ep42 == 0)) [L1109] COND FALSE !(!(ep43 == 0)) [L1120] mode4 = 1 [L1121] p12_old = p12_new [L1122] p12_new = nomsg [L1123] p13_old = p13_new [L1124] p13_new = nomsg [L1125] p14_old = p14_new [L1126] p14_new = nomsg [L1127] p21_old = p21_new [L1128] p21_new = nomsg [L1129] p23_old = p23_new [L1130] p23_new = nomsg [L1131] p24_old = p24_new [L1132] p24_new = nomsg [L1133] p31_old = p31_new [L1134] p31_new = nomsg [L1135] p32_old = p32_new [L1136] p32_new = nomsg [L1137] p34_old = p34_new [L1138] p34_new = nomsg [L1139] p41_old = p41_new [L1140] p41_new = nomsg [L1141] p42_old = p42_new [L1142] p42_new = nomsg [L1143] p43_old = p43_new [L1144] p43_new = nomsg [L1146] int check__tmp; [L1147] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1149] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1151] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1153] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1155] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1157] COND FALSE !(((int)r1) >= 3) [L1163] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1165] COND TRUE ((int)r1) < 3 [L1167] COND FALSE !(((int)r1) >= 3) [L1173] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1175] COND TRUE ((int)r1) < 3 [L1177] check__tmp = 1 [L1178] __return_4864 = check__tmp [L1179] main__c1 = __return_4864 [L1181] _Bool __tmp_3; [L1182] __tmp_3 = main__c1 [L1183] _Bool assert__arg; [L1184] assert__arg = __tmp_3 [L1185] COND FALSE !(assert__arg == 0) [L1192] COND TRUE !(mode1 == 0) [L1194] COND FALSE !(r1 == 255) [L1200] r1 = r1 + 1 [L1201] COND FALSE !(!(ep21 == 0)) [L1209] COND FALSE !(!(ep31 == 0)) [L1217] COND FALSE !(!(ep41 == 0)) [L1225] COND FALSE !(((int)r1) == 3) [L1231] mode1 = 0 [L1233] COND TRUE !(mode2 == 0) [L1235] COND FALSE !(r2 == 255) [L1241] r2 = r2 + 1 [L1242] COND FALSE !(!(ep12 == 0)) [L1250] COND FALSE !(!(ep32 == 0)) [L1258] COND FALSE !(!(ep42 == 0)) [L1266] COND FALSE !(((int)r2) == 3) [L1272] mode2 = 0 [L1274] COND TRUE !(mode3 == 0) [L1276] COND FALSE !(r3 == 255) [L1282] r3 = r3 + 1 [L1283] COND FALSE !(!(ep13 == 0)) [L1291] COND FALSE !(!(ep23 == 0)) [L1299] COND FALSE !(!(ep43 == 0)) [L1307] COND FALSE !(((int)r3) == 3) [L1313] mode3 = 0 [L1315] COND TRUE !(mode4 == 0) [L1317] COND FALSE !(r4 == 255) [L1323] r4 = r4 + 1 [L1324] COND FALSE !(!(ep14 == 0)) [L1332] COND FALSE !(!(ep24 == 0)) [L1340] COND FALSE !(!(ep34 == 0)) [L1348] COND FALSE !(((int)r4) == 3) [L1354] mode4 = 0 [L1355] p12_old = p12_new [L1356] p12_new = nomsg [L1357] p13_old = p13_new [L1358] p13_new = nomsg [L1359] p14_old = p14_new [L1360] p14_new = nomsg [L1361] p21_old = p21_new [L1362] p21_new = nomsg [L1363] p23_old = p23_new [L1364] p23_new = nomsg [L1365] p24_old = p24_new [L1366] p24_new = nomsg [L1367] p31_old = p31_new [L1368] p31_new = nomsg [L1369] p32_old = p32_new [L1370] p32_new = nomsg [L1371] p34_old = p34_new [L1372] p34_new = nomsg [L1373] p41_old = p41_new [L1374] p41_new = nomsg [L1375] p42_old = p42_new [L1376] p42_new = nomsg [L1377] p43_old = p43_new [L1378] p43_new = nomsg [L1380] int check__tmp; [L1381] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1383] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1385] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1387] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1389] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1391] COND FALSE !(((int)r1) >= 3) [L1397] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1399] COND TRUE ((int)r1) < 3 [L1401] COND FALSE !(((int)r1) >= 3) [L1407] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1409] COND TRUE ((int)r1) < 3 [L1411] check__tmp = 1 [L1412] __return_5048 = check__tmp [L1413] main__c1 = __return_5048 [L1415] _Bool __tmp_4; [L1416] __tmp_4 = main__c1 [L1417] _Bool assert__arg; [L1418] assert__arg = __tmp_4 [L1419] COND FALSE !(assert__arg == 0) [L1426] COND FALSE !(!(mode1 == 0)) [L1432] COND FALSE !(((int)r1) < 2) [L1438] mode1 = 1 [L1440] COND FALSE !(!(mode2 == 0)) [L1446] COND TRUE ((int)r2) < 3 [L1448] COND FALSE !(!(ep21 == 0)) [L1459] COND FALSE !(!(ep23 == 0)) [L1470] COND FALSE !(!(ep24 == 0)) [L1481] mode2 = 1 [L1483] COND FALSE !(!(mode3 == 0)) [L1489] COND TRUE ((int)r3) < 3 [L1491] COND FALSE !(!(ep31 == 0)) [L1502] COND FALSE !(!(ep32 == 0)) [L1513] COND FALSE !(!(ep34 == 0)) [L1524] mode3 = 1 [L1526] COND FALSE !(!(mode4 == 0)) [L1532] COND TRUE ((int)r4) < 3 [L1534] COND FALSE !(!(ep41 == 0)) [L1545] COND FALSE !(!(ep42 == 0)) [L1556] COND FALSE !(!(ep43 == 0)) [L1567] mode4 = 1 [L1568] p12_old = p12_new [L1569] p12_new = nomsg [L1570] p13_old = p13_new [L1571] p13_new = nomsg [L1572] p14_old = p14_new [L1573] p14_new = nomsg [L1574] p21_old = p21_new [L1575] p21_new = nomsg [L1576] p23_old = p23_new [L1577] p23_new = nomsg [L1578] p24_old = p24_new [L1579] p24_new = nomsg [L1580] p31_old = p31_new [L1581] p31_new = nomsg [L1582] p32_old = p32_new [L1583] p32_new = nomsg [L1584] p34_old = p34_new [L1585] p34_new = nomsg [L1586] p41_old = p41_new [L1587] p41_new = nomsg [L1588] p42_old = p42_new [L1589] p42_new = nomsg [L1590] p43_old = p43_new [L1591] p43_new = nomsg [L1593] int check__tmp; [L1594] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1596] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1598] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1600] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1602] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1604] COND FALSE !(((int)r1) >= 3) [L1610] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1612] COND TRUE ((int)r1) < 3 [L1614] COND FALSE !(((int)r1) >= 3) [L1620] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1622] COND TRUE ((int)r1) < 3 [L1624] check__tmp = 1 [L1625] __return_5212 = check__tmp [L1626] main__c1 = __return_5212 [L1628] _Bool __tmp_5; [L1629] __tmp_5 = main__c1 [L1630] _Bool assert__arg; [L1631] assert__arg = __tmp_5 [L1632] COND FALSE !(assert__arg == 0) [L1639] COND TRUE !(mode1 == 0) [L1641] COND FALSE !(r1 == 255) [L1647] r1 = r1 + 1 [L1648] COND FALSE !(!(ep21 == 0)) [L1656] COND FALSE !(!(ep31 == 0)) [L1664] COND FALSE !(!(ep41 == 0)) [L1672] COND TRUE ((int)r1) == 3 [L1674] COND FALSE !(((int)max1) == ((int)id1)) [L3676] nl1 = 1 [L3677] mode1 = 0 [L3679] COND TRUE !(mode2 == 0) [L3681] COND FALSE !(r2 == 255) [L3687] r2 = r2 + 1 [L3688] COND FALSE !(!(ep12 == 0)) [L3696] COND FALSE !(!(ep32 == 0)) [L3704] COND FALSE !(!(ep42 == 0)) [L3712] COND TRUE ((int)r2) == 3 [L3714] COND FALSE !(((int)max2) == ((int)id2)) [L4262] nl2 = 1 [L4263] mode2 = 0 [L4265] COND TRUE !(mode3 == 0) [L4267] COND FALSE !(r3 == 255) [L4273] r3 = r3 + 1 [L4274] COND FALSE !(!(ep13 == 0)) [L4282] COND FALSE !(!(ep23 == 0)) [L4290] COND FALSE !(!(ep43 == 0)) [L4298] COND TRUE ((int)r3) == 3 [L4300] COND FALSE !(((int)max3) == ((int)id3)) [L4568] nl3 = 1 [L4569] mode3 = 0 [L4571] COND TRUE !(mode4 == 0) [L4573] COND FALSE !(r4 == 255) [L4579] r4 = r4 + 1 [L4580] COND FALSE !(!(ep14 == 0)) [L4588] COND FALSE !(!(ep24 == 0)) [L4596] COND FALSE !(!(ep34 == 0)) [L4604] COND TRUE ((int)r4) == 3 [L4606] COND FALSE !(((int)max4) == ((int)id4)) [L4734] nl4 = 1 [L4735] mode4 = 0 [L4736] p12_old = p12_new [L4737] p12_new = nomsg [L4738] p13_old = p13_new [L4739] p13_new = nomsg [L4740] p14_old = p14_new [L4741] p14_new = nomsg [L4742] p21_old = p21_new [L4743] p21_new = nomsg [L4744] p23_old = p23_new [L4745] p23_new = nomsg [L4746] p24_old = p24_new [L4747] p24_new = nomsg [L4748] p31_old = p31_new [L4749] p31_new = nomsg [L4750] p32_old = p32_new [L4751] p32_new = nomsg [L4752] p34_old = p34_new [L4753] p34_new = nomsg [L4754] p41_old = p41_new [L4755] p41_new = nomsg [L4756] p42_old = p42_new [L4757] p42_new = nomsg [L4758] p43_old = p43_new [L4759] p43_new = nomsg [L4761] int check__tmp; [L4762] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L4764] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L4766] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L4768] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L4770] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L4772] COND TRUE ((int)r1) >= 3 [L4774] COND FALSE !(((int)r1) < 3) [L4780] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1) [L4786] check__tmp = 0 [L4787] __return_5405 = check__tmp [L4788] main__c1 = __return_5405 [L2587] _Bool __tmp_13; [L2588] __tmp_13 = main__c1 [L2589] _Bool assert__arg; [L2590] assert__arg = __tmp_13 [L2591] COND TRUE assert__arg == 0 [L2593] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...